/**
 * *****************************************************************************
 * Copyright (c) 2011 GigaSpaces Technologies Ltd. All rights reserved
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 * *****************************************************************************
 */
package com.kedacom.demo.sigar.cloudify;

import java.util.List;
import java.util.Map;

/**
 * ************
 * Interface for USM components that expose monitored statistics.
 *
 * @author barakme
 * @since 2.2.0
 *
 */
public interface Monitor extends USMComponent {

    /**
     * ************
     * Returns a map of statistics generated for this service. Statistics are
     * collected using the GigaSpaces Service Grid and are available via the
     * GigaSpaces Admin API.
     *
     * @param usm The USM Bean.
     * @param config The initial USM Configuration.
     * @return the statistics.
     * @throws MonitorException in case an error was encountered while
     * generating the statistics.
     */
    Map<String, Number> getMonitorValues(List<Long> pids)
            throws MonitorException;
}
